WO2012029293A1 - 映像処理装置、映像処理方法、コンピュータプログラム及び配信方法 - Google Patents

映像処理装置、映像処理方法、コンピュータプログラム及び配信方法 Download PDF

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Publication number
WO2012029293A1
WO2012029293A1 PCT/JP2011/004846 JP2011004846W WO2012029293A1 WO 2012029293 A1 WO2012029293 A1 WO 2012029293A1 JP 2011004846 W JP2011004846 W JP 2011004846W WO 2012029293 A1 WO2012029293 A1 WO 2012029293A1
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Prior art keywords
program
video
information
guidance information
flag
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PCT/JP2011/004846
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English (en)
French (fr)
Japanese (ja)
Inventor
川口　透
Original Assignee
パナソニック株式会社
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Publication date
Application filed by パナソニック株式会社 filed Critical パナソニック株式会社
Priority to JP2012531687A priority Critical patent/JPWO2012029293A1/ja
Priority to KR1020127009079A priority patent/KR20130098844A/ko
Priority to EP11821314.9A priority patent/EP2613540A1/en
Priority to BR112012010500A priority patent/BR112012010500A2/pt
Priority to MX2012004224A priority patent/MX2012004224A/es
Priority to RU2012118039/08A priority patent/RU2012118039A/ru
Priority to US13/500,729 priority patent/US20120200679A1/en
Priority to CN2011800044184A priority patent/CN102598685A/zh
Publication of WO2012029293A1 publication Critical patent/WO2012029293A1/ja

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/189—Recording image signals; Reproducing recorded image signals
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
    • G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
    • G02B30/22—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type
    • G02B30/24—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the stereoscopic type involving temporal multiplexing, e.g. using sequentially activated left and right shutters
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/36—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of a graphic pattern, e.g. using an all-points-addressable [APA] memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/10—Processing, recording or transmission of stereoscopic or multi-view image signals
    • H04N13/106—Processing image signals
    • H04N13/172—Processing image signals image signals comprising non-image signal components, e.g. headers or format information
    • H04N13/178—Metadata, e.g. disparity information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/356—Image reproducers having separate monoscopic and stereoscopic modes
    • H04N13/359—Switching between monoscopic and stereoscopic modes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
    • H04N13/30—Image reproducers
    • H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
    • H04N13/341—Displays for viewing with the aid of special glasses or head-mounted displays [HMD] using temporal multiplexing

Definitions

  • the present invention relates to a technique for displaying an image, particularly a 3D image.
  • Patent Document 1 as a technique for notifying whether a displayed video is a stereoscopic video or a planar video when a stereoscopic video and a planar video are displayed.
  • the stereoscopic video display device determines whether an input signal is a signal for displaying a stereoscopic video or a signal for displaying a planar video, and generates a mark according to the determination result Thus, it is described that the generated mark is displayed together with the video to be displayed. For example, when the input signal is a signal for displaying a stereoscopic video, a mark (3D mark) indicating that the video is a stereoscopic video is generated, and the generated 3D mark is displayed together with the stereoscopic video. To do.
  • the viewer can know whether the video currently being viewed is a stereoscopic video or a flat video.
  • the broadcasting station broadcasts a video indicating that the program is a 3D video in the program in order to notify the viewer that the program is a 3D video depending on the program to be broadcast.
  • an object of the present invention is to provide a video processing apparatus, a video processing method, and a computer program that allow a viewer to view a program without making the viewer feel bothered by the notification made when the program is viewed. To do.
  • the present invention is a video processing apparatus that notifies a viewer of video information including a target program to be viewed and a predetermined guidance when the target program is a 3D program.
  • Receiving means for receiving flag information indicating whether or not the first guide information is included in the video information, and when the target program is a 3D program based on the received flag information, the first guide information
  • a determination means for determining whether or not the viewer is notified, and a program based on the received video information is output, and it is determined that the first guide information is not notified when the target program is a 3D program.
  • second control information for notifying the viewer of a predetermined guide for the target program is output, and output control for suppressing the output of the second guide information when it is determined that the first guide information is notified.
  • the video processing device suppresses the output of the second guidance information when the target program to be viewed is a 3D program and the first guidance information is notified, and the first guidance information is If not notified, the second guidance information is output, so that no double notification is made for the target program. Therefore, the viewer can view the program without feeling bothered by the notification made when viewing the 3D program.
  • FIG. 1 is a diagram illustrating a usage form of a digital television 100.
  • FIG. It is a figure which shows an example of the display of a stereoscopic vision image. It is a figure which shows the example of a display of the image
  • 1 is a block diagram showing a configuration of a digital television 100.
  • 3 is a block diagram illustrating a configuration of an output processing unit 105.
  • (A) is a figure which shows an example of a display of 2nd guidance information
  • (b) is a figure which shows an example of a display of 3rd guidance information.
  • It is a flowchart which shows the operation
  • It is a flowchart which shows the flow of a process of a 1st determination process.
  • FIG. 1 is a diagram illustrating a usage form of a digital television 1100.
  • FIG. 22 is a block diagram showing a configuration of a playback device 1200.
  • FIG. 3 is a block diagram showing a configuration of a content storage unit 1201.
  • FIG. 1 is a block diagram showing a configuration of a digital television 1100.
  • FIG. It is a flowchart which shows the flow of the process which judges whether 2nd guidance information is produced
  • FIG. 11 is a block diagram showing a configuration of a digital television 2100. It is a flowchart which shows the flow of a buffer writing process. (A) shows a specific example of displaying the second guidance information when switching from a 2D program to a 3D program, and (b) shows a specific example of displaying the first guidance information when switching from a 2D program to a 3D program. FIG. It is a figure which shows the specific example which displays 1st guidance information when switching from 3D program to 2D program.
  • (A) is a figure which shows the specific example which displays 2nd guidance information, when a guidance notice flag is used
  • (b) is a figure which shows the specific example which displays 1st guidance information when a guidance notice flag is used. It is a figure which shows the specific example which displays 1st guidance information in the case of using a guidance flag. It is a figure which shows the specific example which displays 2nd guidance information in the case of using a guidance flag.
  • 5 is a diagram illustrating an example of the content of a 3d element 3001.
  • FIG. It is a figure which shows the example of a description of VideoAttributes.
  • Stereovision As a method for realizing stereoscopic vision, there are a method using a light beam reproduction method such as a holography technique and a method using a parallax image.
  • the right eye and the left eye have a slight difference in appearance between the image seen from the right eye and the image seen from the left eye due to the difference in position. Using this difference, a human can recognize a visible image as a solid.
  • a planar image is made to look like a three-dimensional image using human parallax.
  • the time-separation method is a method in which left-eye video and right-eye video are alternately displayed in the time axis direction, and left and right scenes are superimposed in the brain by an afterimage reaction of the eyes to be recognized as a stereoscopic video.
  • the video processing apparatus is a television capable of viewing 3D video
  • FIG. 1A is a diagram showing a form of usage of the video processing apparatus.
  • the digital television 100 and the 3D glasses 200 are configured and can be used by the user.
  • Digital TV 100 is capable of displaying 2D video and 3D video, and displays video by playing back a stream included in the received broadcast wave.
  • the digital television 100 of the present embodiment realizes stereoscopic vision by wearing 3D glasses 200 by the user.
  • the 3D glasses 200 include a liquid crystal shutter, and allow a user to view a parallax image by the continuous separation method.
  • the parallax image is a set of videos composed of a video that enters the right eye and a video that enters the left eye, and performs stereoscopic viewing so that only pictures corresponding to each eye enter the user's eyes.
  • FIG. 1B shows the display time of the left-eye video.
  • the 3D glasses 200 described above transmit the liquid crystal shutter corresponding to the left eye and shield the liquid crystal shutter corresponding to the right eye.
  • FIG. 4C shows the time when the right-eye video is displayed.
  • the liquid crystal shutter corresponding to the right eye is made transparent, and the liquid crystal shutter corresponding to the left eye is shielded from light.
  • the parallax image method is a method in which a video entering the right eye and a video entering the left eye are prepared, and stereoscopic viewing is performed so that only a picture corresponding to each eye enters.
  • FIG. 2 shows a user's face drawn on the left side, and on the right side, an example when the dinosaur skeleton as the object is viewed from the left eye and an example when the dinosaur skeleton as the object is viewed from the right eye. ing. If it repeats from the translucency and shading of the right eye and the left eye, the left and right scenes are overlapped by the afterimage reaction of the eyes in the user's brain, and it can be recognized that there is a stereoscopic image on the extension line in the center of the face. .
  • an image entering the left eye is referred to as a left eye image (L image), and an image entering the right eye is referred to as a right eye image (R image).
  • L image left eye image
  • R image right eye image
  • a moving image in which each picture is an L image is referred to as a left view video
  • a moving image in which each picture is an R image is referred to as a right view video.
  • the 3D system that synthesizes the left-view video and the right-view video and compresses and encodes them includes a frame compatible system and a service compatible system.
  • the first frame compatible method is a method of performing normal moving image compression coding by thinning out or reducing the corresponding pictures of the left-view video and right-view video and combining them into one picture.
  • each picture corresponding to the left-view video and the right-view video is compressed in half in the horizontal direction, and then combined into one picture by arranging them side by side.
  • a moving image based on the combined picture is streamed by performing normal moving image compression encoding.
  • the stream is decoded into a moving image based on a normal moving image compression encoding method.
  • Each picture of the decoded moving image is divided into left and right images, and each picture corresponding to left-view video and right-view video is obtained by extending the picture in the horizontal direction twice.
  • a stereoscopic image as shown in FIG. 2 can be obtained by alternately displaying the obtained left-view video picture (L image) and right-view video picture (R image).
  • L image left-view video picture
  • R image right-view video picture
  • a left-view video stream and a right-view video stream which are video streams obtained by digitizing and compression-coding left-view video and right-view video, are used.
  • FIG. 4 is a diagram illustrating an example of an internal configuration of a left-view video stream and a right-view video stream for stereoscopic viewing by a service compatible method.
  • the second row in the figure shows the internal structure of the left-view video stream.
  • This stream includes picture data of picture data I1, P2, Br3, Br4, P5, Br6, Br7, and P9. These picture data are decoded according to Decode Time Stamp (DTS).
  • DTS Decode Time Stamp
  • the first row shows a left eye image.
  • the decoded picture data I1, P2, Br3, Br4, P5, Br6, Br7, and P9 are reproduced in the order of I1, Br3, Br4, P2, Br6, Br7, and P5 in accordance with the Presentation Time Stamp (PTS).
  • PTS Presentation Time Stamp
  • the left eye image is reproduced.
  • a picture that does not have a reference picture and performs intra-picture predictive coding using only a picture to be coded is called an I picture.
  • a picture is a unit of encoding that includes both a frame and a field. Also, a picture that is inter-picture prediction encoded with reference to one already processed picture is referred to as a P picture, and a picture that is inter-picture predictively encoded while simultaneously referring to two already processed pictures is referred to as a B picture. In the B picture, pictures that are referenced from other pictures are called Br pictures.
  • the fourth level shows the internal structure of the right-view video stream.
  • the right-view video stream includes picture data P1, P2, B3, B4, P5, B6, B7, and P8. These picture data are decoded according to DTS.
  • the third row shows a right eye image.
  • the right-eye image is reproduced by reproducing the decoded picture data P1, P2, B3, B4, P5, B6, B7, and P8 in the order of P1, B3, B4, P2, B6, B7, and P5 according to the PTS. Will be played.
  • the display of one of the pair of the left-eye image and the right-eye image with the same PTS is displayed for half the time of the PTS interval (hereinafter referred to as “3D display delay”). Just display with a delay.
  • the fifth row shows how the state of the 3D glasses 200 is changed. As shown in the fifth row, the right-eye shutter is closed when the left-eye image is viewed, and the left-eye shutter is closed when the right-eye image is viewed.
  • left-view video stream and right-view video stream are compressed by inter-picture prediction encoding using correlation characteristics between viewpoints in addition to inter-picture prediction encoding using temporal correlation characteristics.
  • Pictures in the right-view video stream are compressed with reference to pictures at the same display time in the left-view video stream.
  • the first P picture of the right-view video stream refers to the I picture of the left-view video stream
  • the B picture of the right-view video stream refers to the Br picture of the left-view video stream
  • two of the right-view video streams The P picture of the eye refers to the P picture of the left view video stream.
  • the compression-encoded left-view video stream and right-view video stream that can be decoded independently are called “base-view video streams”.
  • the left-view video stream and the right-view video stream are compressed and encoded based on the inter-frame correlation characteristics with the individual picture data constituting the base-view video stream, and the base-view video stream is decoded.
  • a video stream that can be decoded is referred to as a “dependent view stream”. Note that the base-view video stream and the dependent-view stream may be stored and transmitted as separate streams, or may be multiplexed into the same stream such as MPEG2-TS.
  • the digital television 100 is specifically a plasma television and receives digital broadcast waves (streams) of 2D video and 3D video.
  • the digital television 100 is connected to an IP network and a playback device, and also displays 2D video and 3D video output from these.
  • the digital television 100 includes a signal input unit 101, a flag processing unit 102, a frame format determination unit 103, a frame buffer 104, an output processing unit 105, a guidance information generation unit 106, and a graphics buffer 107. ing.
  • the digital television 100 is assumed to have a function of measuring time (hereinafter referred to as a clock unit).
  • the signal input unit 101 receives a stream including a frame constituting a 2D video and a frame constituting a 3D video transmitted (output) from the outside. It is assumed that the stream includes a video stream including frames constituting 2D and 3D and SI (service information). In addition, multimedia streams such as an audio stream, a caption stream, and BML (Broadcast Markup Language) are multiplexed as necessary. SI includes information related to a program composed of various multiplexed streams.
  • the Side-by-Side method includes a left-eye video (hereinafter also referred to as L video) and a right-eye video (hereinafter also referred to as R video) in one frame. .
  • L video left-eye video
  • R video right-eye video
  • the signal format of a frame to be transmitted is H.264.
  • SEI Supplemental enhancement information
  • EIT Event Information Table
  • the EIT 130 includes a table identification 131, a start date and time 132, a program length 133, a content descriptor area 134, and a CRC (cyclic redundancy check) 135.
  • the table identification 131 identifies whether the EIT 130 is for the current program or the next program. Specifically, when the value set in the table identification 131 is “0x4E”, the EIT 130 is for the current program, and when the set value is “0x4F”, the EIT 130 is the next program. It shows that there is something for.
  • the start date / time 132 indicates the start date / time of the program indicated by the table identification 131
  • the program length 133 indicates the time length of the program indicated by the table identification 131.
  • CRC 1335 a value for detecting and correcting a data error is set.
  • detection and correction of data errors by the CRC method is a known technique, description thereof is omitted here.
  • the content descriptor area 134 information related to the program corresponding to the EIT is stored.
  • the content descriptor area 134 includes a descriptor tag 136 and a 3D program identification flag 137.
  • a value “0x54” indicating that the area is a content descriptor area is set.
  • the 3D program identification flag 137 is information (hereinafter referred to as “first guidance information”) that informs the user that the user is prompted to prepare 3D glasses when the program corresponding to the EIT is a 3D program. .) Indicates whether or not it is preset in the program.
  • first guidance information information that informs the user that the user is prompted to prepare 3D glasses when the program corresponding to the EIT is a 3D program. .
  • the corresponding program is a 3D program, and the first guide information is not set. This indicates that the first guidance information is not notified in the program.
  • the value “0x21” is set, it indicates that the corresponding program is a 3D program and the first guide information is set, that is, the first guide information is notified in the program.
  • the content descriptor area 134 includes the presence / absence of extension of the program, presence / absence of interrupted news, and the like.
  • the 3D program identification flag 137 is set to one of the above two values when the corresponding program is a 3D program, and nothing is set when the corresponding program is a 2D program. That is, it can be understood that if any of the above two values is set in the corresponding area, the corresponding program is a 3D program, and if it is not set, the corresponding program is a 2D program.
  • the EIT 130 is generated in advance by the broadcast station before the corresponding program is broadcast.
  • the signal input unit 101 includes a tuner (demodulator) 151, a NIC (Network Interface Card) 152, a demultiplexing unit 153, and a video decoding unit 154, as shown in FIG.
  • the tuner 151 has a function of receiving a digital broadcast wave (stream) and demodulating the received signal.
  • the NIC 152 is connected to the IP network and has a function of receiving a stream output from the outside.
  • the demultiplexing unit 153 separates the received stream into a video stream including frames constituting 2D and 3D and SI (here, EIT), and the separated video stream is sent to the video decoding unit 154. Output to the flag processing unit 102. In addition to the inputs from the tuner 151 and the NIC 152, the demultiplexing unit 153 can also read the stream from the recording medium.
  • 2D and 3D and SI here, EIT
  • the video decoding unit 154 When the video decoding unit 154 receives a video stream including frames constituting 2D and 3D from the demultiplexing unit 153, the video decoding unit 154 decodes the received video stream and stores the 3D video stored in the video stream in units of frames. It has a function to extract information.
  • the video decoding unit 154 generates a frame-based video.
  • the 3D video frame is a frame configured by the Side-by-Side method, and the L image and the R image are not separated.
  • the video decoding unit 154 writes the generated video in units of frames to the frame buffer 104, and outputs the extracted 3D video information in units of frames to the frame format determination unit 103.
  • the flag processing unit 102 determines whether to generate guidance information related to viewing of a 3D program or a 2D program for a user.
  • the guidance information related to viewing of the 3D program is content that prompts the user to prepare 3D glasses (hereinafter referred to as second guidance information).
  • the guidance information related to viewing of the 2D program is a content that prompts the user to release wearing of the 3D glasses (hereinafter referred to as third guidance information).
  • the flag processing unit 102 has a notification flag indicating whether the first guidance information or the second guidance information has been output, and the initial value is the output of the first guidance information or the second guidance information. It is a value (for example, “0”) indicating that there is no data. When the value of the notification flag is “1”, it indicates that the first guidance information or the second guidance information has been output.
  • the flag processing unit 102 initializes the notification flag and the graphics buffer 107 when any one of power-on and channel switching is performed on the apparatus.
  • the channel that was selected when the power was last turned off is selected by the automatic channel selection function.
  • the flag processing unit 102 determines whether the current program is a 2D program or a 3D program based on whether or not a 3D program identification flag included in the EIT for the current program is set.
  • the flag processing unit 102 When determining that the current program is a 3D program, the flag processing unit 102 further generates the second guide information according to the value set in the 3D program identification flag included in the EIT for the current program. Judge whether or not. Specifically, when the value “0x20” is set in the 3D program identification flag included in the EIT for the current program, the flag processing unit 102 is a 3D program and the first guidance information is included in the 3D program identification flag. It is determined that the information is not output, and it is determined that the second guidance information is generated. Then, the flag processing unit 102 notifies the guidance information generating unit 106 of the first instruction information for instructing the generation of the second guidance information, and changes the value of the notification flag to “1”.
  • the flag processing unit 102 specifies that the program is a 3D program and the first guidance information is output, and the second It is determined that the guide information is not generated, and the value of the notification flag is changed to “1”.
  • the flag processing unit 102 determines whether the next program is a 2D program or a 3D program immediately before the program is switched in the same channel (for example, one minute before the program is switched). The determination is made based on whether or not the 3D program identification flag included in the EIT for the next program is set. Note that the time immediately before the program is switched, that is, the time at which the determination is made is specified from the start date and time and the clock part included in the EIT for the next program.
  • the flag processing unit 102 also initializes the graphics buffer 107.
  • the flag processing unit 102 determines that the next program is a 3D program, and further sets the 3D program identification flag included in the EIT for the next program. Whether to generate the second guidance information is determined according to the set value and the value of the notification flag. Specifically, the flag processing unit 102 displays the second guidance information when the value “0x20” is set in the 3D program identification flag included in the EIT for the next program and the value of the notification flag is “0”. It is determined to be generated, the first instruction information is notified to the guidance information generation unit 106, and the value of the notification flag is changed to “1”.
  • the flag processing unit 102 determines that the next program is a 2D program. When specifying that the next program is a 2D program, the flag processing unit 102 determines whether or not to generate the third guidance information. Specifically, the flag processing unit 102 determines whether or not the value of the notification flag is “1”. When determining that the value of the notification flag is “1”, the flag processing unit 102 specifies that the third guidance information is to be generated. When the flag processing unit 102 specifies that the third guidance information is generated, the flag processing unit 102 notifies the guidance information generating unit 106 of the second instruction information for instructing the generation of the third guidance information, and sets the value of the notification flag to “0”. Change to
  • the notification flag is set to “1” when the program being broadcast at that time is a 3D program as described above. Then, after the notification flag is set to 1, the value is not changed while the 3D program continues. Therefore, when it is determined that the next program is a 2D program, if the notification flag is “1”, it can be specified that the current program is a 3D program.
  • the frame format determination unit 103 Upon receiving the 3D video information received from the video decoding unit 154, the frame format determination unit 103 determines whether the decoded frame video is a 2D video, a 3D video, or a 3D video based on the value. In this case, it is determined which method includes the Side-by-Side method.
  • the frame format determination unit 103 notifies the output processing unit 105 of the determination result.
  • the frame buffer 104 has an area for storing the frame decoded by the video decoding unit 154.
  • the guidance information generation unit 106 generates second guidance information according to the determination result by the flag processing unit 102.
  • the guidance information generating unit 106 when the first instruction information is received from the flag processing unit 102, the guidance information generating unit 106 generates second guidance information.
  • the guidance information generating unit 106 when receiving the second instruction information from the flag processing unit 102, the guidance information generating unit 106 generates the third guidance information.
  • the guide information generation unit 106 generates either the second guide information or the third guide information according to the received instruction information, and writes it into the graphics buffer 107.
  • the graphics buffer 107 has an area for storing the second guidance information and the third guidance information generated by the guidance information generation unit 106. Specifically, the graphics buffer 107 has a first area for storing the second guidance information and a second area for storing the third guidance information.
  • Output processing unit 105 The output processing unit 105 outputs a video based on an output cycle corresponding to each of the 2D video and the 3D video. Further, when the second guide information and the third guide information are generated by the guide information generation unit 106, the generated second guide information and the third guide information are output together with the video to be output.
  • the output processing unit 105 includes a video processing unit 161, a frame buffer 162, and a display unit 163 as shown in FIG.
  • the frame buffer 162 includes a first buffer 171 and a second buffer 172.
  • the first buffer 171 is for storing frames included in the 2D program stream.
  • the second buffer 172 has an L video buffer 173 and an R video buffer 174 for storing frames included in the stream of the 3D program.
  • Video processing unit 161 The video processing unit 161 outputs a frame (video) stored in the frame buffer 104. Further, when the second guide information is generated by the guide information generating unit 106, a process is performed so that the second guide information is displayed so as to be superimposed on the video to be output (hereinafter referred to as an overlay process).
  • the video processing unit 161 determines whether a frame to be processed is a 2D video or a 3D video, and if it is a 3D video, which frame format determination unit includes a Side-by-Side format. The determination is made based on the determination result 103.
  • the video processing unit 161 divides the frame into two videos, expands each divided video, and generates an L video and an R video. Specifically, in the Side-by-Side system, the horizontally divided video is expanded in the horizontal direction, and in the Top and bottom system, the vertically divided video is expanded in the vertical direction, and the L video and Get R video.
  • the video processing unit 161 stores the generated L video in the L video buffer 173 and the generated R video in the R video buffer 174.
  • the video processing unit 161 When determining that the video is not 3D video, that is, 2D video, the video processing unit 161 stores the frame (video) in the first buffer 171.
  • the video processing unit 161 selects a frame to be processed (in this case, an L video and an R video). Then, overlay processing is performed on the second guidance information stored in the graphics buffer 107, and the result is written in a predetermined buffer in the second buffer 172.
  • the video processing unit 161 displays the frame to be processed, the graphics, Overlay processing is performed on the guide information stored in the buffer 107, and the result is written in the first buffer 171.
  • the video processing unit 161 processes the frame (here, 2D video) and the second guidance information are subjected to overlay processing.
  • the video processing unit 161 performs processing on a frame to be processed (here Then, overlay processing is performed on the 2D video) and the third guidance information.
  • the predetermined time (30 seconds before program switching) and the program switching time (when the next program is started) are specified from the start date and time and the clock part included in the EIT for the next program and the current program, respectively.
  • the second guidance information and the third guidance information are superimposed on a frame to be displayed in 5 seconds.
  • the second guidance information and the third guidance information are displayed for 5 seconds together with the display target frame.
  • the image D10 in FIG. 8A shows an example of the display of the second guidance information.
  • the image D10 as described above, with the video to be output for 5 seconds from 30 seconds before the program switching, as the second guidance information, “3D program starts. Please prepare 3D glasses.”
  • Message D11 is displayed.
  • the 3D program ends as 3rd guidance information together with the video that should be output for 5 seconds from 30 seconds before the program switching. 3D glasses are unnecessary. Is displayed.
  • the display unit 163 includes a switch 181, a display 182, and a switching control unit 183.
  • the switch 181 is a switch for switching to either the first buffer 171 or the second buffer 172 as a connection destination with the display unit 163.
  • the switching control unit 183 switches the buffer that is the connection destination based on the determination result of the frame format determination unit 103. Specifically, when it is determined that the output target frame is 3D video, the switching control unit 183 controls the switch 181 so that the connection destination is the second buffer 172. When it is determined that the output target frame is 2D video, the switching control unit 183 controls the switch 181 so that the connection destination is the first buffer 171.
  • the display 182 displays video by changing the video display period based on the determination result of the frame format determination unit 103. For example, when the output target frame is a 2D video, the display 182 sets the display cycle to 60 Hz and reads and displays the 2D video to be displayed from the first buffer 171 to which the switch 181 is connected. When the output target frame is a 3D video, the display 182 sets the display cycle to 120 Hz and sets the video to be displayed from the L video buffer 173 and the R video buffer 174 of the second buffer 172 to which the switch 181 is connected. Are alternately read and displayed.
  • the broadcasting station sends (distributes) a broadcast target program in a stream format (steps S1 and S2).
  • a video stream including frames constituting 2D and 3D and SI here, EIT are multiplexed in the stream to be transmitted.
  • the digital television 100 When the digital television 100 receives the stream sent from the broadcast station, the digital television 100 decodes and displays the video stream included in the received stream (step S3). Thereby, the digital television 100 can display the program sent from the broadcasting station. The detailed operation of the digital television 100 will be described later.
  • the program distribution process using the stream from the broadcasting station has been described.
  • the distribution may be from a device connected to the IP network instead of the broadcasting station.
  • the flag processing unit 102 determines whether the power is turned on or the channel is switched (step S5).
  • step S5 When it is determined that either power-on or channel switching has been performed (“Yes” in step S5), the flag processing unit 102 determines whether to generate guidance information for the current program on its own device. Is performed (step S10).
  • step S5 When it is determined that the power is not turned on and the channel is not switched, that is, the power is on and the channel is not switched (“No” in step S5), the flag processing unit 102 immediately before the program is switched. It is determined whether or not the time zone (for example, one minute before the program switches) has been reached (step S15). Here, this time zone is referred to as a confirmation time.
  • step S15 If it is determined that the confirmation time has been reached (“Yes” in step S15), a second determination process is performed to determine whether or not guide information for the next program is generated by the own apparatus (step S20).
  • step S15 If it is determined that the confirmation time has not been reached (“No” in step S15), the process returns to step S5 after the end of the first determination process and after the end of the second determination process.
  • the flag processing unit 102 initializes a notification flag (step S100). Specifically, the flag processing unit 102 sets a value “0” in the notification flag.
  • the flag processing unit 102 initializes the graphics buffer 107 (step S105). Specifically, the flag processing unit 102 makes a state in which nothing is written in the graphics buffer 107.
  • the flag processing unit 102 determines whether or not the current program is a 3D program using the EIT for the current program (step S110). Specifically, the flag processing unit 102 determines whether or not the value of the 3D program identification flag is set in the EIT for the current program.
  • the flag processing unit 102 When it is determined that the current program is a 3D program, that is, the value of the 3D program identification flag is set in the EIT for the current program (“Yes” in step S110), the flag processing unit 102 includes the first program in the program. It is determined whether or not guidance information is notified. (Step S115). Specifically, the flag processing unit 102 determines whether the value set in the 3D program identification flag included in the EIT for the current program is “0x20” or “0x21”.
  • the guide information generating unit 106 2 Guidance information is generated and stored in the first area of the graphics buffer 107 (step S120).
  • the guide information generating unit 106 sets the second guide information.
  • the flag processing unit 102 changes the value of the notification flag to “1” (step S125).
  • the flag processing unit 102 initializes the graphics buffer 107 (step S200). Specifically, the flag processing unit 102 makes a state in which nothing is written in the graphics buffer 107.
  • the flag processing unit 102 determines whether or not the next program is a 3D program using the EIT for the next program (step S205). Specifically, the flag processing unit 102 determines whether or not the value of the 3D program identification flag is set in the EIT for the next program.
  • the flag processing unit 102 sets the notification flag value to “ It is determined whether or not 1 ′′ (step S210).
  • the flag processing unit 102 determines whether or not the first guidance information is notified in the next program. (Step S215). Specifically, the flag processing unit 102 determines whether the value set in the 3D program identification flag included in the EIT for the next program is “0x20” or “0x21”.
  • the guide information generating unit 106 Second guidance information is generated and stored in the first area of the graphics buffer 107 (step S220).
  • the guide information generating unit 106 When the two guidance information is generated, the flag processing unit 102 changes the value of the notification flag to “1” (step S225).
  • the flag processing unit 102 sets the value of the notification flag. It is determined whether or not “1” (step S230).
  • the guidance information generating unit 106 If it is determined that the value is “1” (“Yes” in step S230), the guidance information generating unit 106 generates third guidance information and stores it in the second area of the graphics buffer 107 (step S235). .
  • the flag processing unit 102 changes the value of the notification flag to “0” (step S240).
  • the video processing unit 161 determines whether the power is turned on or the channel is switched (step S300).
  • step S300 If it is determined that either power-on or channel switching has been performed (“Yes” in step S300), the video processing unit 161 determines whether or not the second guidance information is stored in the first area of the graphics buffer 107. Judgment is made (step S305).
  • step S305 If it is determined that it is stored (“Yes” in step S305), the video processing unit 161 performs overlay processing on the output target frame and the second guidance information stored in the first area (step S310).
  • the frame to be output subjected to the overlay process is written into a predetermined buffer of the frame buffer 162 (step S315).
  • the video processing unit 161 guides the next program. It is determined whether or not the time for notifying information (for example, 30 seconds before the program switches) has been reached (step S320). Hereinafter, the time for notifying guide information for the next program is referred to as notification time.
  • step S320 If it is determined that the notification time has been reached (“Yes” in step S320), the process proceeds to step S305.
  • the video processing unit 161 determines whether or not the program switching time has been reached (step S325).
  • the video processing unit 161 determines whether or not the third guidance information is stored in the second area of the graphics buffer 107 ( Step S330).
  • step S330 When it is determined that it is stored (“Yes” in step S330), the video processing unit 161 performs overlay processing on the output target frame and the third guidance information stored in the second area (step S335). Then, the output target frame that has been subjected to the overlay process is written to a predetermined buffer of the frame buffer 162 (step S340).
  • step S305 When it is determined that the second guidance information is not stored in the first area of the graphics buffer 107 (“No” in step S305), when it is determined that the program switching time has not been reached (“No” in step S325) )), And when it is determined that the third guidance information is not stored in the second area of the graphics buffer 107 (“No” in step S330), the video processing unit 161 sends the output target frame to the frame buffer 162. Writing is performed (step S345).
  • the frame to be subjected to the overlay process is a 3D video
  • the 3D video frame stored in the frame buffer 104 is divided into two videos, each divided video is enlarged, It is assumed that R video is generated and overlay processing is performed on each frame of the generated L video and R video. Further, as described above, in the overlay process, for example, the second guidance information and the third guidance information are superimposed on a frame to be displayed in 5 seconds.
  • the digital television 100 performs processing to display the second guidance information and the third guidance information so as to be superimposed on the output target frame, but the present invention is not limited to this.
  • the digital television 100 may output the contents of the second guidance information and the third guidance information as an image of one frame instead of outputting a frame to be output (2D program or 3D program video).
  • the digital television 100 may display the contents of the second guidance information and the third guidance information with subtitles.
  • the digital television 100 may notify by voice instead of display.
  • the contents of the second guidance information and the third guidance information may be transmitted to a portable terminal (such as a portable personal computer or a portable telephone) that can communicate with the digital television 100 and displayed on the portable terminal side.
  • a portable terminal such as a portable personal computer or a portable telephone
  • the digital television 100 sets the first guide information (the format of subtitles and data broadcasting) for the current program that has been demultiplexed and separated. Information) may always be displayed.
  • the display form is not specified in the above-described embodiment, but any method may be used as long as it is a method for notifying the user of the content of prompting the user to prepare 3D glasses. It may be.
  • the user may be notified by video, audio, and a combination thereof.
  • subtitle notification or data broadcast notification may be used.
  • the content of the first guidance information may be transmitted to a portable terminal (such as a portable personal computer or a portable telephone) that can communicate with the digital television 100 and displayed on the portable terminal side.
  • a period during which the first guidance information is displayed in the EIT may be set.
  • a display disclosure time and a display end time when the first guidance information is displayed are set.
  • the time in this case may be an absolute time or a relative time from the program disclosure time.
  • the display time can be set for each program.
  • the determination as to whether the second guide information is displayed for the next program is the same as in the above embodiment, but the determination for the current program at the time of channel switching and power-on, that is, the processing contents of the first determination process described above are different.
  • step S400 to S415 since the process from step S400 to S415 is the same as the process from step S100 to S115 shown in FIG. 11, operation
  • movement after the judgment result in step S415 is demonstrated here.
  • the guide information generating unit 106 2 Guidance information is generated and stored in the first area of the graphics buffer 107 (step S420).
  • the flag processing unit 102 displays the current time Is determined whether or not a display period determined by the display disclosure time and the display end time set in the EIT has elapsed (step S425).
  • step S425 If it is determined that the current time has passed the display period (“Yes” in step S425), the process proceeds to step S420.
  • step S425 When it is determined that the current time has not passed the display period (“No” in step S425), and when the second guidance information is generated by the guidance information generation unit 106 in step S420, the flag processing unit 102 The value of the notification flag is changed to “1” (step S430).
  • the second guidance information and the third guidance information are displayed only once.
  • the present invention is not limited to this.
  • the digital television 100 may always display the second guidance information and the third guidance information in a program to be displayed.
  • this can be realized by setting a plurality of sets of display disclosure time and display end time when displaying the first guidance information in the EIT.
  • it can be realized by storing the display cycle in advance in the device itself.
  • the flag processing unit 102 sets the current display time and the latest display period after the current time. If the result is equal to or longer than a predetermined time, it may be determined that the second guidance information is generated.
  • the predetermined time is a fixed value that does not depend on the display interval of the first guidance information (for example, 5 minutes), or a value that depends on the display interval, for example, half or two-thirds of the display interval. It is something like that.
  • the second guidance information for the next program is displayed only immediately before the next program is started.
  • the present invention is not limited to this.
  • the guide information generation unit 106 creates second guide information when determining that the output target frame is switched from 2D video to 3D video based on the frame determination result by the frame format determination unit 103 in the same program. Also good.
  • the guide information generation unit 106 creates the third guide information. May be.
  • the video processing unit 161 overlays the second guidance information stored in the first area of the graphics buffer 107 and the output target frame. Apply processing.
  • the video processing unit 161 performs overlay processing on the third guidance information stored in the second area of the graphics buffer 107 and the output target frame. Apply.
  • the flag processing unit 102 the value of the notification flag is set to “1” when the second guidance information is generated by the guidance information generation unit 106, and the notification flag is set when the third guidance information is generated. Set the value to “0”.
  • the determination about the generation of the second guidance information for the next program is performed only immediately before the start (one minute before the start), but the present invention is not limited to this.
  • the determination regarding the generation of the second guidance information may be performed immediately after the start (at the start of the program).
  • the EIT used for determination is for the current program.
  • the content notified before the start of the program to be judged (here, 30 seconds before) may be different from the content notified at the start of the program. For example, the content before the start is “Please prepare 3D glasses”, and the content at the start is “Please wear 3D glasses”.
  • the determination on the generation of the second guidance information may be performed only immediately after the start (program start time).
  • the flag processing unit 102 may make a determination for the next program instead of a determination for the current program. For example, if the remaining one minute has elapsed before the start of the next program and the channel is switched and the power is turned on, the flag processing unit 102 determines whether to generate the second guide information for the current program and the second for the next program. Both judgments regarding the generation of guidance information are made.
  • the flag processing unit 102 may make a determination for the next program instead of the determination for the current program. For example, when the remaining one minute has elapsed before the start of the next program and the channel is switched and the power is turned on, the flag processing unit 102 determines whether to generate the second guidance information for the next program.
  • the second guide information After the second guide information is displayed, if the subsequent program is a 3D program and the first guide information is not notified when viewing is performed without switching the channel, the start of the 3D program is started. Sometimes, the second guidance information may be notified. In this case, the notification flag described above becomes unnecessary.
  • the flag processing unit 102 can be realized by adding a function for setting the value of the notification flag to “0” when the same channel has been viewed for a predetermined time in addition to the above-described function. .
  • the guide information generating unit 106 displays the second guide information.
  • the present invention is not limited to this.
  • the guide information generating unit 106 Guidance information may be generated.
  • the guide information generation unit 106 may always generate the second guide information regardless of whether or not the first guide information is notified when the current program is a 3D program. Good.
  • the display time of the second guidance information and the third guidance information is 5 seconds, but is not limited to this.
  • the display time may be another value.
  • the second guidance information and the third guidance information may be displayed until a display end instruction is received by a user's remote control operation or a button operation of the digital television 100 or the like.
  • the video processing unit 161 performs the overlay processing until a display end instruction is received from the user.
  • the digital television 100 includes a detection mechanism that detects that the user wears the 3D glasses, and the second guidance information and the third guidance information until the detection mechanism detects that the 3D glasses are worn. May be displayed.
  • the 3D glasses are provided with a button, and the user wirelessly transmits a signal indicating that the 3D glasses are worn by pressing the button after wearing the 3D glasses.
  • the detection mechanism of the digital television 100 displays the second guidance information and the third guidance information until a signal indicating that the 3D glasses are worn is received.
  • the 3D glasses include a sensor that detects that a part of a person's face has been touched by wearing the 3D glasses, and when the sensor detects that a part of the person's face has been touched, A signal indicating that the device is attached may be transmitted wirelessly.
  • the detection mechanism includes a camera, and can also be realized by detecting 3D glasses in the face portion of the user imaged on the camera.
  • a determination may be made regarding the generation of the third guidance information.
  • the flag processing unit 102 holds program identification information indicating whether the program being output is a 3D program or a 2D program.
  • step S110 when the determination process shown in step S110 is performed and, as a result, it is determined that the current program is not a 3D program, that is, the current program is a 2D program ("No" in step S110), The flag processing unit 102 determines whether the stored program identification information indicates a 3D program.
  • the flag processing unit 102 determines that the program identification information indicates a 3D program, that is, the program before the channel switching is a 3D program, the guide information generating unit 106 generates the third guide information, and the graphics Store in buffer 107. Thereafter, the flag processing unit 102 updates the content indicated by the program identification information to that for the program after channel switching.
  • the video processing unit 161 determines that the second guidance information is not stored in the first area of the graphics buffer 107 at the time of channel switching, whether or not the third guidance information is stored in the second area. If it is determined that it is stored, overlay processing is performed, and the output target frame that has been processed is written to the frame buffer 162.
  • the 3D program identification flag (value “0x20”, “0x21”) set in the EIT is for a 3D program, but further, a value for a 2D program (“0x30”, “0x31”) may be added as the value of the 3D program identification flag.
  • “0x30” is a value indicating a 2D program
  • “0x31” indicates a 2D program
  • information corresponding to third guidance information (hereinafter referred to as fourth guidance information) is output in the program. Show.
  • the flag processing unit 102 determines whether the current program and the next program are 2D programs or 3D programs by checking whether the first 4 bits set in the 3D program identification flag indicate the value “2”. This can be realized by determining whether or not 3 ′′ is indicated.
  • the flag processing unit 102 determines whether the value set in the 3D program identification flag is “0x30” or “0x31”, and determines that it is “0x30”, the guidance information generation unit 106 3 Guidance information is generated.
  • the 3D program identification flag indicates whether or not there is a notification at the beginning of the target program, but is not limited thereto.
  • the presence / absence of notification that the 3D program ends may be indicated when the program ends.
  • the 3D program identification flag is provided with values “0x22” and “0x23” in addition to the values “0x20” and “0x21”. The value “0x22” indicates that there is a notification only at the end of the target program, and “0x23” indicates that there is a notification both at the beginning and at the end of the target program.
  • the guidance information generation unit 106 of the digital television 100 operates to generate the second guidance information and not the third guidance information.
  • the guidance information generation unit 106 operates so as not to generate both the second guidance information and the third guidance information.
  • the flag processing unit 102 immediately determines whether or not the current program is a 3D program when the power is turned on or the channel is switched. It is not limited.
  • the flag processing unit 102 may perform the above determination when a channel switching instruction is not given until a predetermined time elapses after either power-on or channel switching. This is considered to be useless to make the above determination since the program to be viewed is not fixed while the viewer is performing the zapping action. Therefore, when it is determined that the zapping action is not performed, that is, the program to be viewed is fixed, it is determined whether or not the current program is a 3D program, thereby eliminating unnecessary processing during the zapping action. And the processing load can be reduced.
  • the digital television 100 displays the first guidance information and the second guidance information, and then outputs the 3D video, that is, alternately outputs the L video and the R video.
  • the digital television 100 may allow the viewer to select a viewing mode when displaying the first guidance information and the second guidance information.
  • the selection of the viewing mode is, for example, selecting one of stereoscopic viewing, viewing as 2D video, and viewing of the frame itself before being divided into L video and R video.
  • L video and R video are alternately displayed as 3D video. Since the detailed operation has been described above, the description thereof is omitted here.
  • the video processing unit 161 divides the frame of the 3D video into two videos, and one of the divided videos (for example, the image that is the basis of the L video).
  • the video to be output is generated to generate an output target video (L video), and is written in the first buffer 171.
  • the display unit 163 writes the first buffer 171 without changing the output cycle, that is, at 60 Hz regardless of the determination result of the frame format determination unit 103.
  • the output video (L video) is output.
  • the video processing unit 161 When viewing the pre-divided frame itself is selected, the video processing unit 161 writes the 3D video frame to the first buffer 171 without dividing. Further, when viewing of the pre-divided frame itself is selected, the display unit 163 does not change the output cycle, that is, remains at 60 Hz regardless of the determination result of the frame format determination unit 103. The video written in 171 (video before division) is output.
  • the predetermined notification time for displaying the second guidance information and the third guidance information is 30 seconds before the start of the next program, but is not limited to this.
  • the predetermined notification time is after the determination of the necessity of generating guide information for the next program, and may be any time as long as it is before the start of the next program.
  • the predetermined notification time may be immediately after the start of the next program.
  • the value of the notification flag is used to determine whether or not to generate the third guidance information for the next program.
  • the present invention is not limited to this.
  • a 3D program identification flag included in the EIT for the current program may be used.
  • the flag processing unit 102 determines whether or not a value is set in the 3D program identification flag included in the EIT for the current program.
  • the flag processing unit 102 determines that the current program is a 2D program. That is, the flag processing unit 102 determines that the third guidance information is not generated.
  • the flag processing unit 102 determines that the current program is a 3D program, that is, generates third guidance information. When specifying that the third guidance information is to be generated, the flag processing unit 102 notifies the guidance information generating unit 106 of the second instruction information and changes the value of the notification flag to “0”.
  • the value set in the 3D program identification flag is “0x20” or “0x21”, but is not limited to this.
  • the value set in the 3D program identification flag may be a value that can be distinguished from other information set in the EIT, particularly in the content descriptor.
  • the flag processing unit 102 identifies an EIT 3D program for the next program. Using the flag, it is determined whether the next program is a 3D program and whether the first guidance information is notified when the next program is a 3D program.
  • a value is set in the 3D program identification flag, and the value is “0x20”. In this case, the flag processing unit 102 determines that the next program is a 3D program and that the first guide information is not notified.
  • the guide information generating unit 106 Since it is determined by the flag processing unit 102 that the next program is a 3D program and the first guide information is not notified, the guide information generating unit 106 generates the second guide information. Then, at time t2 (30 seconds before time t3), the video processing unit 161 superimposes the generated second guidance information and the output target video frame, and outputs them to the display unit 163. In FIG. 15A, for convenience, the second guidance information is superimposed on one frame. However, as described above, the second guidance information is displayed for all frames displayed for 5 seconds from time t2. Information is superimposed.
  • the flag processing unit 102 identifies the 3D program of EIT for the next program. Using the flag, it is determined whether the next program is a 3D program and whether the first guidance information is notified when the next program is a 3D program.
  • a value is set in the 3D program identification flag, and the value is “0x21”. In this case, the flag processing unit 102 determines that the next program is a 3D program and the first guide information is notified.
  • the guide information generating unit 106 does not generate the second guide information.
  • the video processing unit 161 outputs a video frame (a 2D video frame on which the first guidance information is displayed) to the display unit 163. In FIG. 15B, only one 2D video frame is shown, but a predetermined number is actually output.
  • the flag processing unit 102 uses the EIT 3D program identification flag for the next program. Thus, it is determined whether the next program is a 3D program and whether the first guide information is notified when the next program is a 3D program. Here, it is assumed that no value is set in the 3D program identification flag. In this case, the flag processing unit 102 determines that the next program is a 2D program.
  • the guide information generating unit 106 Since the flag processing unit 102 determines that the next program is a 2D program, the guide information generating unit 106 generates third guide information. At time t22 (30 seconds before time t23), the video processing unit 161 superimposes the generated third guidance information on the output target video frame and outputs the superimposed information to the display unit 163. In FIG. 16, for the sake of convenience, the third guidance information is superimposed on one frame. However, as described above, the third guidance information is superimposed on all the frames displayed for 5 seconds from time t22. Is done.
  • the flag processing unit 102 uses the EIT 3D program identification flag for the current program to determine whether the current program is a 3D program or a 3D program. In some cases, it is determined whether or not the first guidance information is notified. Here, a value is set in the 3D program identification flag, and the value is “0x20”. In this case, the flag processing unit 102 determines that the current program is a 3D program and that the first guide information is not notified.
  • the guide information generating unit 106 Since it is determined by the flag processing unit 102 that the current program is a 3D program and the first guide information is not notified, the guide information generating unit 106 generates the second guide information. Then, the video processing unit 161 superimposes the generated second guidance information on the output target video frame and outputs it to the display unit 163. In FIG. 17, for convenience, the second guidance information is superimposed on one frame. However, as described above, the second guidance information is superimposed on all the frames displayed for five seconds from time t31. Is done.
  • the time t41 is a time after the display period of the first guidance information for the 3D program being broadcast on the channel B has elapsed.
  • the flag processing unit 102 uses the EIT 3D program identification flag for the current program in channel B to determine whether the current program is a 3D program, and If it is a 3D program, it is determined whether or not the first guidance information is notified.
  • a value is set in the 3D program identification flag, and the value is “0x21”.
  • the flag processing unit 102 further determines whether or not the display period of the first guide information has elapsed.
  • the flag processing unit 102 determines that the display period of the first guidance information has elapsed.
  • the guidance information generation unit 106 Since the flag processing unit 102 determines that the display period of the first guidance information has elapsed, the guidance information generation unit 106 generates second guidance information. Then, the video processing unit 161 superimposes the generated second guidance information on the output target video frame and outputs it to the display unit 163. In FIG. 18, for the sake of convenience, the second guidance information is superimposed on one frame. However, as described above, the second guidance information is superimposed on all the frames displayed for 5 seconds from time t41. Is done.
  • the flag processing unit 102 uses the EIT 3D program identification flag for the current program in channel B to determine whether the current program is a 3D program, and If it is a 3D program, it is determined whether or not the first guidance information is notified.
  • a value is set in the 3D program identification flag, and the value is “0x21”.
  • the flag processing unit 102 further determines whether or not the display period of the first guide information has elapsed.
  • the flag processing unit 102 determines that the display period of the first guidance information has not elapsed.
  • the guide information generating unit 106 Since the flag processing unit 102 determines that the display period of the first guide information has not elapsed, the guide information generating unit 106 does not generate the second guide information.
  • the video processing unit 161 outputs a video frame (a 2D video frame on which the first guidance information is displayed) to the display unit 163. In FIG. 19, only one 2D video frame is shown, but in practice, the number of 2D video frames to be output within the display period is output.
  • the first guidance display is used for explanation.
  • the first guidance information includes a message prompting the user to prepare glasses, a button B100 instructing stereoscopic viewing, a button B101 instructing viewing as 2D video, and a frame before being divided into L video and R video. It is assumed that the button B 103 is instructed to view the image itself.
  • the digital television 100 displays the 3D program to be viewed as usual in the L video. And R video are displayed alternately.
  • the digital television 100 displays only the L video frame, for example.
  • Digital television 100 may display only an R video frame, not an L video frame.
  • the digital television 100 is formed with a frame before division, for example, Side-by-Side. Display the frame.
  • a 3D program identification flag is used for a program transmitted from a broadcast wave or an IP network.
  • a 3D program identification flag is used for a recorded program. The case of using will be described.
  • the digital television 1100 is connected to the playback device 1200 via a high definition multimedia interface (HDMI).
  • HDMI high definition multimedia interface
  • a 3D program is displayed on the digital television 1100.
  • a combination of a playback device and a digital television is referred to as a video processing device.
  • the playback device 1200 includes a content storage unit 1201, a playback control unit 1202, an instruction receiving unit 1203, an HDMI transmission unit 1204, a flag processing unit 1205, a guidance information generation unit 1206, a graphics buffer 1207, a video decoding unit.
  • the content storage unit 1201 stores a plurality of sets of content data (recorded program stream) and metadata (file attribute information).
  • the content storage unit 1201 may be, for example, a recording medium built in the playback device 1200 or a removable recording medium such as an SD card.
  • the metadata is based on, for example, the ETSI TS 102 822 (TV Anytime) standard, and has a program name indicating a recorded program and a 3D program identification flag.
  • the AV Attribute of ETSI TS 102 822 is expanded to add a 3D program identification flag.
  • the value “0x20” or “0x21” is set in the 3D program identification flag, and the corresponding program is a 2D program. In some cases nothing is set.
  • the AV Attribute including the 3D program identification flag is generated and recorded when the program is recorded.
  • the playback control unit 1202 performs control related to playback of content (program) stored in the content storage unit 1201.
  • the playback control unit 1202 When the playback control unit 1202 receives a list display request for requesting a list display of program names from the instruction receiving unit 1203, the playback control unit 1202 acquires the program name from each metadata stored in the content storage unit 1201. The playback control unit 1202 generates a list composed of the acquired program names, and writes the generated list into the graphics buffer 1207. In addition, the reproduction control unit 1202 outputs an output instruction to the output processing unit 1211 so as to output a list.
  • the reproduction control unit 1202 When the reproduction control unit 1202 receives a selection instruction indicating that one program has been selected from the list of program names displayed from the instruction reception unit 1203, the reproduction control unit 1202 displays metadata for the selected one program name indicated by the received selection instruction. The acquired metadata is output to the flag processing unit 1205.
  • the playback control unit 1202 outputs the content data (stream) for the one program name to the video decoding unit 1208.
  • Flag processing unit 1205 When the flag processing unit 1205 receives the metadata for the content to be played back from the playback control unit 1202, the flag processing unit 1205 initializes the graphics buffer 1207. Also, the flag processing unit 1205 determines whether the content to be reproduced is a 2D program or a 3D program based on the content of the received metadata, and notifies the first guidance information when the content is a 3D program. Judge whether there is any.
  • the flag processing unit 1205 first determines whether or not the value of the 3D program identification flag is set in the received metadata.
  • the flag processing unit 1205 When the value is set, that is, when it is determined that the content to be reproduced is a 3D program, the flag processing unit 1205 generates the second guidance information according to the value set in the 3D program identification flag. Judge whether to do. Specifically, when the value “0x20” is set in the 3D program identification flag, the flag processing unit 1205 specifies that the content is a 3D program and the first guidance information is not output. It is determined that the second guidance information is generated. Then, the flag processing unit 1205 notifies the guide information generating unit 1206 of first instruction information for instructing generation of second guide information. When the value “0x21” is set in the 3D program identification flag, the flag processing unit 1205 specifies that the content is a 3D program and the first guidance information is output, and the second It is determined that no guidance information is generated.
  • Graphics buffer 1207 The graphics buffer 1207 has an area for storing a list of program names generated by the playback control unit 1202 in addition to the same area as the graphics buffer 107 shown in the first embodiment. Yes.
  • Video decoding unit 1208 When the video decoding unit 1208 receives the content data (stream) to be played back from the playback control unit 1202, the video decoding unit 1208 decodes the received content data and extracts the 3D video information stored in the video stream in units of frames. have.
  • the video decoding unit 1208 generates a frame-based video.
  • the 3D video frame is a frame configured by the Side-by-Side method, and the L image and the R image are not separated.
  • the video decoding unit 1208 stores the decoded video stream in the frame buffer 1209, and outputs the acquired 3D video information to the frame format determination unit 1210.
  • Frame buffer 1209 Since the frame buffer 1209 is the same as the frame buffer 104 shown in the first embodiment, a description thereof is omitted here.
  • Frame format determination unit 1210 When the frame format determination unit 1210 receives the 3D video information from the video decoding unit 1208, based on the value, the frame format determination unit 1210 determines whether the video of the decoded frame is a 2D video, a 3D video, or a 3D video. It is determined which method includes the Side-by-Side method.
  • Output processing unit 1211 The output processing unit 1211 reads the frame stored in the frame buffer 1209.
  • video information indicating whether the frame is a 2D video or a 3D video, or a system including a Side-by-Side system in the case of a 3D video, etc. Is added to the HDMI VSI (Vendor Specific InfoFrame) and output to the digital television 1100 via the HDMI transmission unit 1204 together with the read frame.
  • HDMI VSI Vehicle Specific InfoFrame
  • the output processing unit 1211 and the second guidance stored in the graphics buffer 107 and the processing target frame are output to the digital television 1100 via the HDMI transmission unit 1204.
  • the second guidance information is superimposed on the frame to be displayed in 5 seconds.
  • the second guidance information is displayed for 5 seconds together with the display target frame.
  • the output processing unit 1211 determines whether the overlay processing target frame is 2D video or 3D video based on the determination result of the frame format determination unit 1210. If the output processing unit 1211 determines that the frame is a 2D video frame, the output processing unit 1211 applies the second guidance information to the frame as it is. When determining that the frame is a 3D video frame, the output processing unit 1211 reduces the second guide information according to a method such as the Side-by-Side method, and outputs the L video and the R video before division. Apply overlay processing.
  • the output processing unit 1211 when receiving an output instruction from the playback control unit 1202, the output processing unit 1211 outputs a list of program names stored in the graphics buffer 1207 to the digital television 1100 via the HDMI transmission unit 1204.
  • Instruction receiving unit 1203 receives an instruction related to reproduction by a user operation. Specifically, the instruction receiving unit 1203 outputs a list display request to the reproduction control unit 1202 when receiving an instruction to request a list display by a user operation. In addition, when receiving an instruction indicating that one program has been selected by a user operation, the instruction receiving unit 1203 outputs a selection instruction to the reproduction control unit 1202.
  • HDMI transmission unit 1204 transmits the data (the video frame to be displayed and the HDMI VSI) output from the reproduction control unit 1202 and the output processing unit 1211 to the digital television 1100 based on the HDMI standard. Since the HDMI standard is already known, a description thereof is omitted here.
  • the digital television 1100 includes a signal input unit 1101, a frame format determination unit 1103, a frame buffer 104, and an output processing unit 1105 as shown in FIG.
  • digital television 1100 also has a clock portion, although not shown, as with the digital television 100 of the first embodiment.
  • the signal input unit 1101 has a function of receiving an HDMI standard signal transmitted from the playback device 1200.
  • the signal input unit 1101 has an HDMI receiving unit 1151 as shown in FIG.
  • the HDMI receiving unit 1151 receives an HDMI standard signal, here, a signal constituting 2D video or 3D video, and HDMI VSI.
  • the HDMI receiving unit 1151 writes the received 2D video or 3D video signal into the frame buffer 1104. Further, the HDMI receiving unit 1151 outputs the received HDMI VSI to the frame format determining unit 1103.
  • the frame buffer 1104 has an area for storing frames received from the playback device 1200 (here, a list of 2D videos, 3D videos, and program names).
  • the frame format determination unit 1103 receives the HDMI VSI including the video information from the HDMI receiving unit 1151, the video of the corresponding frame is 2D video or 3D video using the video information included in the received HDMI VSI. Further, in the case of 3D video, it is determined which system includes the Side-by-Side system.
  • the frame format determination unit 1103 notifies the output processing unit 1105 of the determination result.
  • Output processing unit 1105 The output processing unit 1105 outputs video based on output cycles corresponding to 2D video and 3D video, respectively.
  • the output processing unit 1105 includes a video processing unit 1161, a frame buffer 162, and a display unit 163, as shown in FIG.
  • the video processing unit 1161 determines whether the frame to be processed is a 2D video or a 3D video, and if it is a 3D video, which frame format determination unit includes a Side-by-Side format. The determination is based on the determination result of 1103.
  • the video processing unit 1161 divides the frame into two videos, enlarges each of the divided videos, and generates an L video and an R video.
  • the video processing unit 1161 stores the generated L video in the L video buffer 173 and the generated R video in the R video buffer 174.
  • the video processing unit 1161 When determining that it is not a 3D video, that is, a 2D video, the video processing unit 1161 stores the frame (video) in the first buffer 171.
  • the playback control unit 1202 of the playback device 1200 acquires a program name from each metadata stored in the content storage unit 1201 and generates a list, and the digital television 1100 A list of program names generated by the playback device 1200 is displayed (step S500).
  • the reproduction control unit 1202 When the reproduction control unit 1202 accepts selection of one program from the list of program names displayed by a user operation (step S505), the reproduction control unit 1202 acquires metadata for the selected program name (step S510).
  • the flag processing unit 1205 When the flag processing unit 1205 receives the metadata from the reproduction control unit 1202, the flag processing unit 1205 initializes the graphics buffer 1207 (step S515). Based on the content of the received metadata, the flag processing unit 1205 determines whether the content to be reproduced is a 2D program or a 3D program, that is, whether the value of the 3D program identification flag is set in the received metadata. Is determined (step S520).
  • the flag processing unit 1205 responds to the value set in the 3D program identification flag. Thus, it is determined whether or not to generate the second guidance information. Specifically, the flag processing unit 1205 determines whether the set value is “0x20” or “0x21”.
  • the guidance information generating unit 1206 2 Guidance information is generated (step S530).
  • the output processing unit 1211 determines whether or not the second guidance information is stored in the graphics buffer 107 at the start of reproduction (step S600).
  • the output processing unit 1211 When determining that the frame is stored (“Yes” in step S600), the output processing unit 1211 performs overlay processing on the frame received from the video decoding unit 1208 and the second guidance information stored in the graphics buffer 107. (Step S605). Specifically, the output processing unit 1211 performs overlay processing depending on whether the overlay processing target frame is 2D video or 3D video.
  • the output processing unit 1211 outputs the frame subjected to the overlay process to the digital television 1100 (step S610).
  • the output processing unit 1211 determines whether or not a predetermined time (here, 5 seconds) has elapsed from the start of reproduction (step S615).
  • step S615 If it is determined that it has not elapsed (“No” in step S615), the process returns to step S605.
  • step S615 If it is determined that it has elapsed (“Yes” in step S615), the output processing unit 1211 outputs a frame that has not been subjected to overlay processing to the digital television 1100 (step S620).
  • the display unit 163 displays the frame output from the playback device 1200 at an output cycle corresponding to the determination result of the frame format determination unit 1103.
  • the frame received from the playback device 1200 is a 3D video frame
  • the received frame is divided into two videos, and each of the divided videos is enlarged to generate an L video and an R video.
  • the received frame is divided into left and right, and each divided video is expanded in the horizontal direction to obtain L video and R video. .
  • the playback device 1200 performs processing to display the second guidance information so as to be superimposed on the output target frame, but the present invention is not limited to this.
  • the playback device 1200 may output the content of the second guidance information as an image of one frame instead of superimposing the second guidance information on the content frame to be output.
  • the playback device 1200 may display the content of the second guidance information as subtitles.
  • the playback device 1200 may notify by voice instead of display.
  • the content of the second guidance information may be transmitted to a portable terminal (such as a portable personal computer or a portable telephone) that can communicate with the digital television 1200 and displayed on the portable terminal side.
  • a portable terminal such as a portable personal computer or a portable telephone
  • the display form is not specified in the above-described embodiment, but any method may be used as long as it is a method for notifying the user of the content of prompting the user to prepare 3D glasses. It may be.
  • the user may be notified by video, audio, and a combination thereof.
  • subtitle notification or data broadcast notification may be used.
  • the content of the first guidance information may be transmitted to a portable terminal (such as a portable personal computer or a cellular phone) that can communicate with the digital television 1200 and displayed on the portable terminal side.
  • the display time of the second guidance information is 5 seconds, but is not limited to this.
  • the display time may be another value.
  • the second guidance information may be displayed until a display end instruction is received from the user.
  • the video processing unit 1161 performs the overlay processing until a display end instruction is received from the user.
  • the playback device 1200 may include a detection unit that detects that the user wears 3D glasses and displays the second guidance information until the detection unit detects that the 3D glasses are worn. Good.
  • description here is abbreviate
  • the playback device 1200 outputs the first guidance information and the second guidance information to the digital television 1100, and then outputs 3D video, that is, L video and R video alternately to the digital television 1100. Although it was made to output, it is not limited to this.
  • the playback device 1200 may allow the viewer to select a viewing mode before causing the digital television 1100 to output 3D video.
  • the selection of the viewing mode is, for example, selecting one of stereoscopic viewing, viewing as 2D video, and viewing of the frame itself before being divided into L video and R video.
  • the digital television 1100 and the playback device 1200 are separate devices, but the present invention is not limited to this.
  • the digital television 1100 and the playback device 1200 may be combined to be realized by one device, for example, a television with a recording function.
  • a television with a recording function when the program is recorded, the TV with a recording function, when the 3D program identification flag is set in the EIT corresponding to the recording target program (content), sets the value of the 3D program identification flag.
  • the metadata is recorded, and the metadata and the program to be recorded are associated with each other and recorded on the recording medium.
  • the signal input unit 1101 of the digital television 1100 may be replaced with the signal input unit 101 shown in the first embodiment added with the HDMI receiving unit 1151.
  • the playback device 1200 displays a content list D100, which is a list of program names, on the digital television 1100 as shown in FIG.
  • the notification by the first guidance information is not made, so the digital television 1100 reproduces the selected content A.
  • the second guidance information is displayed superimposed on a video frame to be output (for example, a 2D video frame).
  • a video frame to be output for example, a 2D video frame.
  • the second guidance information is superimposed on one frame.
  • the second guidance information is superimposed on all the frames displayed within 5 seconds from the start of reproduction. Is done.
  • the digital television 1100 displays a video frame (a 2D video frame on which the first guide information is displayed). In FIG. 27, only one 2D video frame is shown, but in practice, the number of 2D video frames to be output within the display period is output.
  • the 3D program identification flag is included in the SI that is data different from the stream including the frame, but the present invention is not limited to this.
  • a configuration of a digital television 2100 will be described as an example of a video processing apparatus that displays 3D programs and 2D programs.
  • symbol is attached
  • the digital television 2100 is specifically a plasma television, and receives a digital broadcast wave (stream) that transmits 2D video and 3D video.
  • the digital television 2100 is connected to an IP network and a playback device, and displays 2D video and 3D video output from these.
  • the digital television 2100 includes a signal input unit 2101, a flag processing unit 2102, a frame format determination unit 103, a frame buffer 104, an output processing unit 2105, a guidance information generation unit 106, and a graphics buffer 107. ing.
  • the signal input unit 2101, the flag processing unit 2102, and the output processing unit 2105 are the same as those in the first embodiment, the signal input unit 2101, the flag processing unit 2102, and the output processing unit 2105 are used here. Will be described.
  • the digital TV 2100 also has a clock portion (not shown) as in the first embodiment.
  • the signal input unit 2101 receives a stream including a frame constituting a 2D video and a frame constituting a 3D video transmitted (output) from the outside.
  • the stream is a video stream including frames constituting 2D and 3D and SI multiplexed.
  • multimedia streams such as an audio stream, a caption stream, and BML are multiplexed as necessary.
  • SI includes information related to a program composed of various multiplexed streams.
  • a 3D video frame to be transmitted (output) is configured in a 3D system such as the Side-by-Side system, as in the first embodiment.
  • the signal format of a frame to be transmitted (output) is the same as that of the first embodiment as described in H.264. H.264
  • this signal format includes 3D video information similar to that in the first embodiment stored in the SEI format.
  • the SEI format data also stores a 3D program identification flag.
  • the value that the 3D program identification flag can take is either “0x20” or “0x21”, as in the first embodiment, and the meaning of the value is the same as in the first embodiment. It is. When no value is set in the 3D program identification flag, it indicates that the program to which the frame belongs is a 2D program.
  • the 3D program identification flag is stored in SEI format data when a corresponding program is broadcast.
  • the signal input unit 101 includes a tuner (demodulator) 151, a NIC (Network Interface Card) 152, a demultiplexing unit 153, and a video decoding unit 2154.
  • a tuner demodulator
  • NIC Network Interface Card
  • the video decoding unit 2154 When the video decoding unit 2154 receives a video stream including frames constituting 2D and 3D from the demultiplexing unit 153, the video decoding unit 2154 decodes the received video stream and stores the SEI format stored in the video stream in units of frames. Get the data. The acquired SEI format data is output to the flag processing unit 2102, and 3D video information included in the acquired SEI format data is output to the frame format determination unit 103.
  • the video decoding unit 154 writes the generated video in units of frames to the frame buffer 104.
  • the 3D video frame generated by the video decoding unit 154 is a frame configured in the Side-by-Side format, and is divided into an L image and an R image. Has not been made.
  • Flag processing unit 2102 determines whether to generate either the second guidance information or the third guidance information for the user.
  • the flag processing unit 2102 has a notification flag indicating whether or not the second guidance information is output, and the initial value is a value indicating that the second guidance information is not output (for example, “0”). It is. Further, when the value of the notification flag is “1”, it indicates that the second guidance information has been output.
  • flag processing unit 2102 will be described separately for processing at power-on and channel switching and processing at the time of program switching on the same channel.
  • the flag processing unit 2102 initializes the notification flag and the graphics buffer 107 when power-on to the device and channel switching are performed.
  • the flag processing unit 2102 determines whether the 3D program identification flag included in the SEI format data received from the video decoding unit 2154 indicates whether the program including the received frame is a 2D program or a 3D program. Judgment by.
  • the flag processing unit 2102 determines whether to generate the second guidance information according to the value set in the 3D program identification flag included in the SEI format data. Determine whether. Specifically, when the value “0x20” is set in the 3D program identification flag included in the data in the SEI format, the flag processing unit 2102 is a 3D program and the first guide information is included. It is determined that the information is not output, and it is determined that the second guidance information is generated. Then, the flag processing unit 2102 notifies the guidance information generating unit 106 of the first instruction information for instructing the generation of the second guidance information, and changes the value of the notification flag to “1”.
  • the flag processing unit 2102 specifies that the program is a 3D program and the first guidance information is output, and the second It is determined that the guide information is not generated, and the value of the notification flag is changed to “1”.
  • the flag processing unit 2102 determines whether the switched program is a 2D program or a 3D program. Judgment is made based on the presence or absence of the setting of the 3D program identification flag included in the SEI format data received from 2154. Whether or not the program has been switched is determined using the start date and time and the clock unit included in the EIT for the target program.
  • the flag processing unit 2102 also initializes the graphics buffer 107.
  • the flag processing unit 2102 determines that the program is a 3D program, and further adds the 3D program to the SEI format data for the program. Whether to generate the second guidance information is determined according to the value set in the identification flag and the value of the notification flag. Specifically, the flag processing unit 2102 sets the value “0x20” in the 3D program identification flag included in the SEI format data for the switched program, and the notification flag value is “0”. 2 Determine that the guidance information is to be generated, notify the guidance information generation unit 106 of the first instruction information, and change the value of the notification flag to “1”.
  • the flag processing unit 2102 determines that the value is not set in the 3D program identification flag included in the SEI for the switched program.
  • the flag processing unit 2102 identifies the program as a 2D program.
  • the flag processing unit 2102 specifies whether to generate the third guidance information based on the value of the notification flag.
  • the flag processing unit 2102 specifies that the third guidance information is not generated when the value of the notification flag is “0”, and the third guidance information is generated when the value of the notification flag is “1”. .
  • the flag processing unit 2102 determines to generate the third guidance information, the flag processing unit 2102 notifies the guidance information generation unit 106 of the second instruction information for instructing the generation of the third guidance information, and sets the value of the notification flag to “0”. Change to
  • Output processing unit 2105 The output processing unit 2105 outputs a video based on an output cycle corresponding to each of the 2D video and the 3D video. Further, when the second guide information and the third guide information are generated by the guide information generation unit 106, the second guide information and the third guide information are output together with the video to be output.
  • the output processing unit 2105 includes a video processing unit 2161, a frame buffer 162, and a display unit 163 as shown in FIG.
  • the video processing unit 2161 outputs a frame (video) stored in the frame buffer 104.
  • the second guidance information is generated by the guidance information generation unit 106
  • overlay processing is performed on the video to be output and the second guidance information, and the video subjected to the overlay processing is output.
  • the video processing unit 2161 determines whether a frame to be processed is a 2D video or a 3D video, and if it is a 3D video, which frame format determination unit includes a Side-by-Side format. The determination is made based on the determination result 103.
  • the video processing unit 2161 divides the frame into two videos, expands each divided video, and generates an L video and an R video.
  • the video processing unit 2161 stores the generated L video in the L video buffer 173 and the generated R video in the R video buffer 174, respectively.
  • the video processing unit 2161 When determining that the video is not a 3D video, that is, a 2D video, the video processing unit 2161 stores the frame (video) in the first buffer 171.
  • the video processing unit 2161 determines the frame to be processed (in this case, L video, R video) and Then, overlay processing is performed on the second guidance information stored in the graphics buffer 107, and the result is written in a predetermined buffer in the second buffer 172.
  • the video processing unit 2161 includes a frame to be processed, Overlay processing is performed on the guide information stored in the graphics buffer 107, and the result is written in the buffer that is the storage destination of the processing target frame. For example, when the second guidance information is stored in the first area of the graphics buffer 107 when switching programs on the same channel, the video processing unit 2161 overlays the processing target frame and the second guidance information. Apply processing. In addition, when the third guidance information is stored in the second area of the graphics buffer 107 at the time of program switching on the same channel, the video processing unit 2161 overlays the processing target frame and the third guidance information. Apply processing.
  • the program switching time point is specified from the start date and time and the clock part included in the EIT for the target program.
  • the second guidance information and the third guidance information are superimposed on a frame to be displayed in 5 seconds.
  • the second guidance information and the third guidance information are displayed for 5 seconds together with the display target frame.
  • step S15 The change from the flowchart shown in FIG. 10 is step S15.
  • step S15 in FIG. 10 the flag processing unit 102 according to the first embodiment determines whether or not the time zone immediately before the program is switched is reached.
  • the determination content in step S15 is changed when the flag processing unit 2102 determines whether or not the program switching time on the same channel has been reached.
  • the first determination process in the present embodiment is the same process flow as the first determination process shown in FIG.
  • the second determination processing in the present embodiment can be realized by changing “next program” in the second determination processing shown in FIG. 12 to “program after switching”.
  • the video processing unit 2161 determines whether the power is turned on or the channel is switched (Step S700).
  • step S700 If it is determined that either power-on or channel switching has been performed (“Yes” in step S700), the video processing unit 2161 determines whether or not the second guidance information is stored in the first area of the graphics buffer 107. Judgment is made (step S705).
  • step S705 the video processing unit 2161 performs overlay processing on the output target frame and the second guidance information stored in the first area (step S710).
  • the frame to be output that has been subjected to the overlay process is written to a predetermined buffer of the frame buffer 162 (step S715).
  • step S700 the video processing unit 2161 uses the program on the same channel. It is determined whether or not the switching time has been reached (step S720).
  • the video processing unit 2161 determines whether the second guidance information or the third guidance information is stored in the graphics buffer 107. (Step S725).
  • step S725 If it is determined that it is stored (“Yes” in step S725), the video processing unit 2161 performs overlay processing on the output target frame and the guidance information stored in the graphics buffer 107 (step S730). The output target frame subjected to the overlay process is written to a predetermined buffer of the frame buffer 162 (step S735).
  • step S740 When it is determined that the second guidance information is not stored in the graphics buffer 107 (“No” in step S705), when it is determined that the program switching time has not been reached (“No” in step S720), and When determining that neither the second guidance information nor the third guidance information is stored in the graphics buffer 107 (“No” in step S725), the video processing unit 2161 sends the output target frame to the frame buffer 162. Writing is performed (step S740).
  • the frame to be subjected to the overlay process is a 3D video
  • the 3D video frame stored in the frame buffer 104 is divided into two videos, each divided video is enlarged, It is assumed that R video is generated and overlay processing is performed on each frame of the generated L video and R video. Further, as described above, in the overlay process, for example, the second guidance information and the third guidance information are superimposed on a frame to be displayed in 5 seconds.
  • the digital television 2100 when the program is switched on the same channel, the digital television 2100 receives the first guidance information if the switched program is a 2D program, a 3D program, or a 3D program.
  • the present invention is not limited to this.
  • a guidance notice flag is added to the SEI format data in the frame immediately before the program switching, and when the value is “0”, the first guidance information is notified to the program after the switching. If the value is “1”, the first guidance information for the switched program is notified. When no value is set in the guidance notice flag, it is determined that the switched program is a 2D program.
  • the flag processing unit 2102 determines whether or not a guidance notice flag is set in the SEI format data for the received frame one minute before the program is switched. When determining that the value is set, the flag processing unit 2102 determines whether the set value is 1 or 0. When determining that the set value is 0, the flag processing unit 2102 determines to generate the second guidance information. When it is determined that the number is 1, the flag processing unit 2102 determines that the second guidance information is not generated. If it is determined that the guidance advance flag is not set, it is determined whether or not to generate the third guidance information based on the value of the notification flag, as in the first embodiment. Since the subsequent operations are the same as those in the first embodiment, description thereof is omitted here.
  • a guidance flag indicating whether the corresponding frame is in the process of notifying the first guidance information or whether the notification has already been completed is set. May be.
  • the flag processing unit 2102 determines whether or not to generate the second guidance information based on the value set in the guidance flag of the frame received after power-on and channel switching. Specifically, the flag processing unit 2102 determines that the second guidance information is not generated when the value of the guidance flag indicates that the first guidance information is being notified, and the guidance processing is performed. If the value of the middle flag indicates that the notification of the first guidance information has been completed, it is determined that the second guidance information is to be generated.
  • the guidance notice flag and the guidance in progress flag are separate from the 3D program identification flag, but are not limited thereto.
  • values corresponding to the guidance notice flag and the guidance flag may be individually assigned.
  • the value “0X21” of the 3D program identification flag may be assigned to the above-described guidance flag.
  • the value of the 3D program identification flag is set to “0x21” only in the frame in which the first guide information is notified in the 3D program, and the value of the 3D program identification flag is set to “0x20” in the other frames.
  • the digital TV At the time of power-on and channel switching, the digital TV generates the second guidance information when the value of the 3D program identification flag included in the received frame is “0x20”, and when it is “0x21”. Is being guided by the first guidance information, the second guidance information is not generated.
  • the 3D program identification flag is set.
  • the digital television generates the second guidance information, and when it is “0x21”, the digital television does not generate the second guidance information.
  • “0x21” may be set as the value of the 3D program identification flag for all the frames that have notified the first guidance information.
  • the 3D program identification flag of some frames out of all the frames that notify the first guidance information for example, frames that appear at regular intervals with respect to all the frames that notify the first guidance information. “0x21” may be set as the value.
  • the digital television 2100 performs processing so that the second guidance information is displayed on the output target frame, but the present invention is not limited to this.
  • the digital television 2100 may output the content of the second guidance information as a one-frame image instead of outputting the second guidance information superimposed on the content frame to be output.
  • the digital television 2100 may display the content of the second guidance information in subtitles or may be displayed in a data broadcast format.
  • the digital television 2100 may notify by voice instead of display.
  • the content of the second guidance information may be transmitted to a portable terminal (such as a portable personal computer or a portable telephone) that can communicate with the digital television 2100 and displayed on the portable terminal side.
  • a portable terminal such as a portable personal computer or a portable telephone
  • the display form has not been specified in the above embodiment, but any method may be used as long as it is a method for notifying the user of preparations for preparing 3D glasses. It may be.
  • the user may be notified by video, audio, and a combination thereof.
  • subtitle notification or data broadcast notification may be used.
  • the content of the first guidance information may be transmitted to a portable terminal (such as a portable personal computer or a cellular phone) that can communicate with the digital television 2100 and displayed on the portable terminal side.
  • the display time of the second guidance information is 5 seconds, but is not limited to this.
  • the display time may be another value.
  • the second guidance information may be displayed until a display end instruction is received from the user.
  • the video processing unit 2161 performs the overlay processing until a display end instruction is received from the user.
  • the digital television 2100 includes a detection unit that detects that the user wears 3D glasses, and the second guidance information and the third guidance information until the detection unit detects that the 3D glasses are worn. May be displayed.
  • description here is abbreviate
  • the digital television 2100 displays the first guidance information and the second guidance information, and then outputs the 3D video, that is, alternately outputs the L video and the R video.
  • the digital television 2100 may allow the viewer to select a viewing mode when displaying the first guidance information and the second guidance information.
  • the selection of the viewing mode is, for example, selecting one of stereoscopic viewing, viewing as 2D video, and viewing of the frame itself before being divided into L video and R video.
  • the flag processing unit 2102 includes 3D data included in the SEI format data for the program started at time t100. Using the program identification flag, it is determined whether the program is a 3D program, and whether the first guidance information is notified when the program is a 3D program. Here, a value is set in the 3D program identification flag, and the value is “0x20”. In this case, the flag processing unit 2102 determines that the program is a 3D program and the first guide information is not notified.
  • the guide information generating unit 106 Since the flag processing unit 2102 determines that the program is a 3D program and the first guide information is not notified, the guide information generating unit 106 generates the second guide information. Then, the video processing unit 2161 superimposes the generated second guidance information on the output target video frame and outputs the superimposed information to the display unit 163. In FIG. 30 (a), for convenience, the second guidance information is superimposed on one frame. However, as described above, for all frames displayed within 5 seconds from the start of notification of the second guidance information. Thus, the second guidance information is superimposed.
  • the flag processing unit 2102 includes 3D data included in the SEI format data for the program started at time t101. Using the program identification flag, it is determined whether the program is a 3D program, and whether the first guidance information is notified when the program is a 3D program. Here, a value is set in the 3D program identification flag, and the value is “0x21”. In this case, the flag processing unit 2102 determines that the program is a 3D program and the first guidance information is notified.
  • the guide information generating unit 106 does not generate the second guide information.
  • the video processing unit 2161 outputs a video frame (a 2D video frame on which the first guidance information is displayed) to the display unit 163. In FIG. 30B, only one 2D video frame is shown, but a predetermined number is actually output.
  • the flag processing unit 2102 displays the 3D program identification flag included in the SEI format data for the program started at time t200. Is used to determine whether the program is a 3D program and whether the first guidance information is notified when the program is a 3D program. Here, it is assumed that no value is set in the 3D program identification flag. In this case, the flag processing unit 2102 determines that the program is a 2D program.
  • the guide information generating unit 106 Since the flag processing unit 2102 determines that the program is a 2D program, the guide information generating unit 106 generates third guide information. Then, the video processing unit 2161 superimposes the generated third guidance information and the output target video frame, and outputs them to the display unit 163. In FIG. 31, for convenience, the third guidance information is superimposed on one frame. However, as described above, for all frames displayed for five seconds from the start of notification of the third guidance information, 3 Guidance information is superimposed.
  • the flag processing unit 2102 performs SEI format data for the received frame. Is used to determine whether the program started at time t301 is a 3D program and, if it is a 3D program, first guidance information is notified. Here, a value is set for the guidance notice flag, and the value is “0”. In this case, the flag processing unit 2102 determines that the program is a 3D program and the first guide information is not notified.
  • the guide information generating unit 106 Since the flag processing unit 2102 determines that the program is a 3D program and the first guide information is not notified, the guide information generating unit 106 generates the second guide information. At time t ⁇ b> 301, the video processing unit 2161 superimposes the generated second guidance information on the output target video frame and outputs it to the display unit 163. In FIG. 32A, for convenience, the second guidance information is superimposed on one frame. However, as described above, for all frames displayed within 5 seconds from the start of notification of the second guidance information. Thus, the second guidance information is superimposed.
  • the flag processing unit 2102 displays SEI format data for the received frame. Is used to determine whether the program started at time t311 is a 3D program, and if it is a 3D program, the first guide information is notified. Here, a value is set for the guidance notice flag, and the value is “1”. In this case, the flag processing unit 2102 determines that the next program is a 3D program and the first guide information is notified.
  • the guide information generating unit 106 does not generate the second guide information.
  • the video processing unit 2161 outputs a video frame (a 2D video frame on which the first guidance information is displayed) to the display unit 163. In FIG. 32 (b), only one 2D video frame is shown, but a predetermined number of frames are actually output.
  • channel switching from channel A to channel B is performed at times t400 and t401.
  • the flag processing unit 2102 when channel switching is performed at time t400, the flag processing unit 2102 includes the SEI format data of the frame received after channel switching. It is determined whether or not the content indicating that the 3D glasses are urged to be prepared according to the first guidance information in the program including the frame is being guided or has already been guided. Here, it is assumed that a value indicating guidance is set in the guidance flag. In this case, the flag processing unit 2102 determines that the guidance based on the first guidance information is being performed at the time of channel switching.
  • the guidance information generation unit 106 Since the flag processing unit 2102 determines that the guidance based on the first guidance information is being performed at the time of channel switching, the guidance information generation unit 106 does not generate the second guidance information.
  • the video processing unit 2161 outputs a video frame (a 2D video frame on which the first guidance information is displayed) to the display unit 163. In FIG. 33, only one 2D video frame is shown, but in practice, the number of 2D video frames to be output within the display period is output.
  • the flag processing unit 2102 when channel switching is performed at time t401, includes the SEI format data of the frame received after channel switching. It is determined whether or not the content indicating that the 3D glasses are urged to be prepared according to the first guidance information in the program including the frame is being guided or has already been guided. Here, it is assumed that a value indicating guidance is set in the guidance flag. In this case, the flag processing unit 2102 determines that the guidance based on the first guidance information has already been performed at the time of channel switching.
  • the guidance information generation unit 106 Since the flag processing unit 2102 determines that the guidance based on the first guidance information has already been performed at the time of channel switching, the guidance information generation unit 106 generates the second guidance information. Then, the video processing unit 2161 superimposes the generated second guidance information and the video frame to be output on the display unit 163. In FIG. 34, for convenience, the second guidance information is superimposed on one frame. However, as described above, the second guidance information is superimposed on all the frames displayed for 5 seconds from time t400. Is done.
  • the second guide information and the third guide information are generated by the digital television, but the present invention is not limited to this.
  • the second guidance information and the third guidance information may be provided by data broadcasting for each broadcasting station that broadcasts the program.
  • the broadcast station transmits the data broadcast including the second guidance information in the data broadcast for the program.
  • the flag processing unit determines that the value of the 3D program identification flag for the received stream is “0x20” and the notification flag is 0, the guidance information generation unit of the digital television receives the data received together with the stream. The second guidance information included in the broadcast is acquired.
  • the guide information generating unit acquires the third guide information included in the data broadcast received together with the stream.
  • 3D television 3D program-compatible digital television
  • 2D televisions digital televisions that are not compatible with 3D programs
  • 2D television for example, with reference to a 3D program identification flag, if the program to be displayed is a 3D program, a notification to that effect, or a notification that the device does not support 3D program display I do.
  • a frame (video) before division into L video and R video is output as video of a 3D program.
  • any of the above notifications may be performed with reference to a data item different from the data item that the 3D television refers to when determining whether or not to generate guidance information.
  • data broadcast format data for 2D television and 3D television are prepared separately, and the digital television side has its own function (3D compatible).
  • Data broadcast format data to be used is selected according to whether or not. Specifically, the first broadcast information is included in the data broadcast format data for 3D television, and the data broadcast format data for 2D television includes information that the program to be displayed is a 3D program, Alternatively, information indicating that the apparatus does not support display of 3D programs is included.
  • the new descriptor includes a condition flag, a valid video flag, a valid audio flag, a valid data flag, and a valid data identifier.
  • the condition flag indicates a condition under which the descriptor is valid. For example, the value “0x01” indicates that the receiver is a 3D television. That is, this indicates that the descriptor is valid when the receiver is a 3D television.
  • the valid video flag indicates whether or not a priority video component (corresponding to the first guidance information in the above embodiment) exists when the condition flag is satisfied (that is, when the receiver is a 3D television).
  • a priority video component corresponding to the first guidance information in the above embodiment
  • the condition flag is satisfied (that is, when the receiver is a 3D television).
  • Flag For example, when the value of the effective video flag is “1”, it indicates that there is a priority video component, and the value “0” indicates that there is no video component.
  • the valid voice flag is a flag indicating whether or not there is a voice component to be prioritized (corresponding to the first guidance information in the above embodiment) when the condition flag is satisfied. For example, when the value of the effective voice flag is “1”, it indicates that a priority voice component exists, and the value “0” indicates that there is no voice component.
  • the valid data flag is a flag indicating whether or not there is a priority data component (corresponding to the first guidance information in the above embodiment) when the condition flag is satisfied. For example, when the value of the valid data flag is “1”, it indicates that there is a priority data component, and that the value “0” does not exist.
  • the valid data identifier is an identifier indicating the data encoding format of the data component to be prioritized when the value of the valid data flag is “1”. For example, the value “0x0007” indicates that the data encoding format is data broadcasting, and the value “0x0008” indicates that the data encoding format is caption.
  • the receiver side (3D television) checks each value of the valid video flag, valid audio flag, and valid data flag, so that the 3D program can It is possible to determine the presence / absence of notification by one guide information (notification by video, notification by voice, data broadcast, or caption). If it is determined that there is no notification by the first guidance information, the second guidance information is generated and notified.
  • the signal format of the video stream including the frame to be transmitted (output) is H.264.
  • the present invention is not limited to this.
  • the signal format of the stream to be transmitted (output) may be based on standards such as MPEG2, VC1, and AVS.
  • EIT is used as information describing the 3D program identification flag.
  • the present invention is not limited to this.
  • PSI Program Specific Information
  • PMT Program MAP Table
  • PSI Program MAP Table
  • SDT Service Description Table
  • EIT Service Description Table
  • ETSI TS 102 822 standard is used as the file attribute information in the second embodiment, the present invention is not limited to this.
  • the file attribute information may be based on other standards or in a proprietary format.
  • BDA Bit-ray Disc Association
  • SDA Serial Association
  • DVD Forum etc.
  • the determination as to whether or not the first guidance information is notified is made sequentially based on PSI or SI information multiplexed with the stream, but is not limited thereto.
  • the video processing device stores an electronic program guide (EPG: Electronic Program Guide) composed of information in the above-mentioned SI or other format in advance, and uses the electronic program guide to store the received program within the received stream program. You may determine whether 1st guidance information is notified.
  • EPG Electronic Program Guide
  • the digital television 1100 and the playback device 1200 are separate devices, but the present invention is not limited to this.
  • the digital TV receives broadcast waves, receives a program from an IP network, and acquires a program from a recording medium.
  • the present invention is not limited to this.
  • the digital TV only needs to have at least one of these functions.
  • the frame buffer is physically different from the first buffer and the second buffer (L video buffer, R video buffer), but is not limited thereto.
  • the first buffer, the L video buffer, and the R video buffer may be physically shared and used by switching in a time division manner.
  • the output cycle of 2D video is 1/60 seconds, but is not limited to this.
  • the 2D video may have another output cycle (for example, 1/50 second).
  • the 3D output cycle is half the output cycle of 2D video (for example, 1/100 second).
  • the video processing device, the video processing method, the program, and the video distribution method according to an aspect of the present invention have been described based on a frame compatible method such as Side-by-Side.
  • the present invention is not limited to this.
  • the video processing apparatus, the video processing method, the program, and the video distribution method according to one aspect of the present invention can also be applied to display 2D programs and 3D programs in a service compatible manner.
  • the video processing device is configured by the digital television 1100 and the playback device 1200.
  • the present invention is not limited to this.
  • STB set top box
  • STB can be realized by providing the signal input unit 101 shown in the first embodiment instead of the content storage unit 1201, the reproduction control unit 1202, the instruction receiving unit 1203, and the video decoding unit 1208.
  • the 3D program identification flag is stored in metadata based on the ETSI TS 102 822 (TV Anytime) standard.
  • the present invention is not limited to this.
  • the 3D program identification flag may have the following form.
  • an element 3001 (hereinafter referred to as a 3d element) 3001 is added to VideoAttributes in AVAttributes defined in the ETSI TS 102 822 Part 3-1 standard.
  • An example of the 3d element 3001 includes a format attribute 3010 and an expansion attribute 3011 as shown in FIG.
  • the format attribute 3010 indicates the format of a 3D program or the like. For example, “2d” indicating that the corresponding program is a 2D program, “side-by-side” indicating that the corresponding program is a 3D program and is in Side-by-Side format, and the corresponding program is 3D.
  • a program whose codec format is H.264.
  • the expansion attribute 3011 describes the presence / absence of the first guidance information in the program. For example, “false” indicates that the first guidance information does not exist in the program, and “true” indicates that the first guidance information exists in the program.
  • Fig. 37 shows a description example.
  • the description element 3020 indicates that the corresponding 3D program format is “Side-by-Side”, and the first guide information exists in the program.
  • the metadata may be an ERI document defined in the “Digital TV Network Function Specification Streaming Function Specification Codec” standard.
  • an expansion element 3030 is added to “stereoscopic_info” in the ERI document 3000, as shown in FIG.
  • the expansion element 3030 indicates the presence / absence of the first guide information in the program. If “false”, the first guide information does not exist in the program. If “true”, the first guide information is included in the program. Present in each.
  • the format of the corresponding program is “Side-by-Side” by the description element 3031, and the description element 3033 indicates that the first guidance information exists in the corresponding program. .
  • the existence of the first guidance information in the program is not determined by the expression element 3030, that is, the description element 3033 in FIG. 39. If 2D video and 3D video are mixed and the beginning is 2D video, it may be determined that the first guide information exists in the program.
  • the 3D program identification flag may be stored as follows.
  • An extension_exists element 3501 and an expansion_active element 3502 are added to the frame packing arrangement SEI defined in the MPEG4 / AVC standard.
  • the expansion_exists element 3501 indicates the presence or absence of the first guidance information in the program including the corresponding frame. If the value is 0, the first guidance information does not exist. If the value is 1, the first guidance information is Each is present.
  • an expression_active element 3502 indicates whether or not the first guidance information is being displayed in the corresponding frame. For example, when the value is 0, the first guidance information is not being displayed, and when the value is 1, the first guidance information is being displayed.
  • a CPU Central Processing Unit
  • a program describing the procedure of the method may be stored in a recording medium and distributed.
  • Each configuration according to each of the above embodiments may be realized as an LSI (Large Scale Integration) that is an integrated circuit. These configurations may be made into one chip, or may be made into one chip so as to include a part or all of them.
  • LSI Large Scale Integration
  • IC Integrated Circuit
  • system LSI super LSI
  • ultra LSI ultra LSI
  • the method of circuit integration is not limited to LSI, and circuit integration may be performed with a dedicated circuit or a general-purpose processor.
  • an FPGA Field Programmable Gate Array
  • a reconfigurable processor ReConfigurable Processor
  • the calculation of these functional blocks can be performed using, for example, a DSP (Digital Signal Processor) or a CPU (Central Processing Unit). Further, these processing steps can be processed by being recorded on a recording medium as a program and executed.
  • the determination means in the present invention corresponds to the flag processing section shown in each of the above embodiments.
  • the output control means in the present invention corresponds to a combination of the guidance information generation unit and the output processing unit shown in each of the above embodiments.
  • the video processing apparatus provides video information including a target program to be viewed and predetermined guidance related to 3D viewing when the target program is a 3D program.
  • receiving means for receiving flag information indicating whether or not the first guidance information to be notified to the viewer is included in the video information, and when the target program is a 3D program based on the received flag information A judging means for judging whether or not the first guide information is notified to a viewer, and a program based on the received video information is output.
  • the first guide information is If it is determined not to be notified, second guide information for notifying a viewer of a predetermined guide for the target program is output, and if it is determined that the first guide information is to be notified, the second guide information is output.
  • the video processing device suppresses the output of the second guidance information, and the first guidance information is notified. If not, the second guidance information is output, so that there is no double notification for the target program. Therefore, the viewer can view the program without feeling bothered by the notification made when viewing the 3D program.
  • the output control means when it is determined that the first guide information is not notified, the output control means generates the second guide information and generates the second guide information together with the program based on the video information. 2 Guidance information may be output.
  • the video processing apparatus also outputs the second guidance information during the output of the program, so that the viewer can know the notification by the second guidance information as well as the viewing of the program.
  • the output control means may output the second guidance information superimposed on the video so that the second guidance information is displayed as an overlay on the video constituting the program.
  • the video processing apparatus since the video processing apparatus notifies the second guidance information by the telop display, the notification can be performed without blocking the viewer's viewing.
  • the predetermined guidance may be a content that prompts the user to prepare glasses for viewing the 3D program.
  • the video processing apparatus prompts the viewer to prepare the 3D glasses by using the first guide information and the second guide information, so that the viewer can start preparation for viewing the 3D program.
  • the flag information includes time information indicating a time zone in which the first guidance information is scheduled to be output, and the determination unit is configured to perform the first guidance based on the time zone indicated by the time information. It may be determined whether information can be output.
  • the video processing device determines whether or not the first guidance information is output based on the time zone in which the first guidance information is output. Thereby, for example, when the time point when the viewer starts viewing has already passed the time zone in which the first guidance information is output, the video processing apparatus outputs the second guidance information. Can reliably receive notifications about target programs to be viewed.
  • the determination means When the 3D program is received for the first time after the channel is selected or the power is turned on, the notification of the first guidance information is made based on the time zone indicated by the time information corresponding to the 3D program. If it is determined that the timing has already passed, and if the flag information indicates that the first guidance information for the 3D program is not included in the video information, the first guidance is provided for the 3D program. It may be determined that information is not notified.
  • the video processing device can select either the first guidance information or the second guidance information for the 3D program received at the time of channel selection and power-on according to the determination result by the determination unit. Can be surely notified.
  • the first guide Information may be determined to be notified.
  • the video processing apparatus when it is determined that the first guide information is always output based on the time zone indicated by the time information, the video processing apparatus can reliably suppress the output of the second guide information.
  • the determination means When the 3D program is received for the first time after the channel is selected or the power is turned on, the first guide information is periodically transmitted while the time zone indicated by the time information is being output. When indicating that it is scheduled to be output, the time length until the first guide information is output for the first time after the 3D program is first received based on the period exceeds the reference time length. Sometimes it is determined that the first guidance information is not notified, and it is determined that the first guidance information is notified when the time length does not exceed the reference time length.
  • the video processing apparatus outputs the second guide information from the time when the 3D program is first received and the output period of the first guide information at the time of channel selection and power-on. Or whether to suppress output.
  • the 3D program is a recorded content stored in a recording medium
  • the video information includes a video stream constituting the 3D program
  • the receiving means is included in the recorded content.
  • the flag information for the 3D program is received from the recording medium, and the output control means outputs the second guidance information when the second guidance information is output.
  • the output of the recorded content may be started after the information is output.
  • the video processing apparatus when the first guidance information is not output in the recorded content held in the recording medium, the video processing apparatus outputs the second guidance information prior to the output of the recorded content. Can be notified of either the first guide information or the second guide information when viewing the recorded content.
  • the flag information is included in the additional information associated with the target program, and the video information is obtained by multiplexing the video stream constituting the target program and the additional information.
  • the receiving means may acquire the flag information by separating the received video information into the video stream and the additional information.
  • the video processing apparatus can acquire flag information from video information in which a video stream and additional information including flag information are multiplexed.
  • the video information is a video stream
  • the video stream includes a plurality of video frames constituting the target program
  • the flag information is included in data associated with each of the plurality of video frames.
  • the receiving means may extract the flag information from each received video frame.
  • the video processing apparatus can acquire flag information from data attached to the video frame.
  • the video information is broadcasted from a broadcasting station, and the determining means sets the next program subsequent to the program being output by the output control means as the target number. It is determined whether or not guide information is notified, and the output control means generates the second guide information when it is determined that the first guide information is not notified, and before the start of the next program.
  • the second guide information generated at a predetermined time zone or at the start of the next program may be output.
  • the video processing apparatus can determine in advance whether or not the first guidance information is notified about the next program before the start of the next program.
  • the distribution method used in the apparatus for distributing a program which is an embodiment of the present invention, includes video information including a target program to be viewed and a predetermined information when the target program is a 3D program.
  • Deliver flag information indicating whether it is necessary to generate information for notifying the viewer of a predetermined guide on the receiving side according to whether or not the video information includes first guide information for notifying the viewer of the guide Including a distribution step.
  • the receiving side since the distribution method distributes the video information and the flag information, the receiving side notifies the viewer of a predetermined guide depending on whether or not the first guide information is included in the video information. It is possible to determine whether information to be generated is necessary. Therefore, the receiving side can prevent double notifications about the target program, so that the viewer can view the program without feeling bothered by the notification made when viewing the 3D program.
  • the video processing apparatus described above is useful when displaying both 3D video and 2D video.

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PCT/JP2011/004846 2010-09-03 2011-08-30 映像処理装置、映像処理方法、コンピュータプログラム及び配信方法 WO2012029293A1 (ja)

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KR1020127009079A KR20130098844A (ko) 2010-09-03 2011-08-30 영상처리장치, 영상처리방법, 컴퓨터 프로그램 및 배신방법
EP11821314.9A EP2613540A1 (en) 2010-09-03 2011-08-30 Video processing device, video processing method, computer program and delivery method
BR112012010500A BR112012010500A2 (pt) 2010-09-03 2011-08-30 dispositivo de processamento de vídeo, método de processamento de vídeo, programa computacional, e método de distribuição
MX2012004224A MX2012004224A (es) 2010-09-03 2011-08-30 Dispositivo de procesamiento de video, metodo de procesamiento de video, programa de computadora y metodo de distribucion.
RU2012118039/08A RU2012118039A (ru) 2010-09-03 2011-08-30 Устройство обработки видео, способ обработки видео, компьютерная программа и способ распределения
US13/500,729 US20120200679A1 (en) 2010-09-03 2011-08-30 Video processing device, video processing method, computer program, and distribution method
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WO2010064448A1 (ja) * 2008-12-05 2010-06-10 パナソニック株式会社 立体映像再生装置、立体映像再生システム、立体映像再生方法、および立体映像再生用半導体装置

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KR20130098844A (ko) 2013-09-05
MX2012004224A (es) 2012-05-22
AR082879A1 (es) 2013-01-16
US20120200679A1 (en) 2012-08-09
RU2012118039A (ru) 2014-10-10
EP2613540A1 (en) 2013-07-10

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